rust/src/test/run-make/extern-fn-generic/testcrate.rs

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// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#![crate_type = "lib"]
#[repr(C)]
pub struct TestStruct<T> {
pub x: u8,
pub y: T
}
pub extern "C" fn foo<T>(ts: TestStruct<T>) -> T { ts.y }
#[link(name = "test")]
extern {
pub fn call(c: extern "C" fn(TestStruct<i32>) -> i32) -> i32;
}